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author | peter <peter@FreeBSD.org> | 2008-06-01 00:03:21 +0000 |
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committer | peter <peter@FreeBSD.org> | 2008-06-01 00:03:21 +0000 |
commit | a2be5f0c15218b0177d73b17d9bcb7589965d685 (patch) | |
tree | c9f0cd9c22378356a1716d32e13e70bc90f98b9c /libstdc++/include/tr1/common.h | |
parent | 9e0f3cc19c9df1594c9cc36cfd8fddc83c52ad12 (diff) | |
download | FreeBSD-src-a2be5f0c15218b0177d73b17d9bcb7589965d685.zip FreeBSD-src-a2be5f0c15218b0177d73b17d9bcb7589965d685.tar.gz |
Reorganize the gcc vendor import work area. This flattens out a bunch
of unnecessary path components that are relics of cvs2svn.
(These are directory moves)
Diffstat (limited to 'libstdc++/include/tr1/common.h')
-rw-r--r-- | libstdc++/include/tr1/common.h | 78 |
1 files changed, 78 insertions, 0 deletions
diff --git a/libstdc++/include/tr1/common.h b/libstdc++/include/tr1/common.h new file mode 100644 index 0000000..7d098f8 --- /dev/null +++ b/libstdc++/include/tr1/common.h @@ -0,0 +1,78 @@ +// Internal header for TR1 complex -*- C++ -*- + +// Copyright (C) 2006 Free Software Foundation, Inc. +// +// This file is part of the GNU ISO C++ Library. This library is free +// software; you can redistribute it and/or modify it under the +// terms of the GNU General Public License as published by the +// Free Software Foundation; either version 2, or (at your option) +// any later version. + +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. + +// You should have received a copy of the GNU General Public License along +// with this library; see the file COPYING. If not, write to the Free +// Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, +// USA. + +// As a special exception, you may use this file as part of a free software +// library without restriction. Specifically, if other files instantiate +// templates or use macros or inline functions from this file, or you compile +// this file and link it with other files to produce an executable, this +// file does not by itself cause the resulting executable to be covered by +// the GNU General Public License. This exception does not however +// invalidate any other reasons why the executable file might be covered by +// the GNU General Public License. + +/** @file tr1/common.h + * This is a TR1 C++ Library header. + */ + +#ifndef _TR1_COMMON_H +#define _TR1_COMMON_H 1 + +#include <tr1/type_traits> + +// namespace std::tr1 +namespace std +{ +_GLIBCXX_BEGIN_NAMESPACE(tr1) + + template<typename _Tp, bool = is_integral<_Tp>::value> + struct __promote + { typedef double __type; }; + + template<typename _Tp> + struct __promote<_Tp, false> + { typedef _Tp __type; }; + + template<typename _Tp, typename _Up> + struct __promote_2 + { + private: + typedef typename __promote<_Tp>::__type __type1; + typedef typename __promote<_Up>::__type __type2; + + public: + typedef __typeof__(__type1() + __type2()) __type; + }; + + template<typename _Tp, typename _Up, typename _Vp> + struct __promote_3 + { + private: + typedef typename __promote<_Tp>::__type __type1; + typedef typename __promote<_Up>::__type __type2; + typedef typename __promote<_Vp>::__type __type3; + + public: + typedef __typeof__(__type1() + __type2() + __type3()) __type; + }; + +_GLIBCXX_END_NAMESPACE +} // namespace std + +#endif |